€55 Cheap Flights Sofia to London (SOF-LHR)

View €55 flight on Sat, 13 Dec 2025Opens in a new window

Popular airlines from Sofia Airport (SOF) to Heathrow Airport (LHR)

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Cheap flights from Sofia to London (SOF-LHR)

Prices were available within the past 7 days and start at €55 for one-way flights and €117 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

British Airways
Sat, 29 Nov - Wed, 3 Dec
SOF
Sofia
LHR
London
€117 Return, found 1 day ago
€117
Return
found 1 day ago
Select British Airways flight, departing Sat, 29 Nov from Sofia to London, returning Wed, 3 Dec, priced at €117 found 1 day ago
British Airways
Sat, 29 Nov - Sun, 30 Nov
SOF
Sofia
LHR
London
€121 Return, found 1 day ago
€121
Return
found 1 day ago
Select British Airways flight, departing Sat, 29 Nov from Sofia to London, returning Sun, 30 Nov, priced at €121 found 1 day ago
British Airways
Mon, 22 Dec - Sat, 3 Jan
SOF
Sofia
LHR
London
€123 Return, found 5 days ago
€123
Return
found 5 days ago
Select British Airways flight, departing Mon, 22 Dec from Sofia to London, returning Sat, 3 Jan, priced at €123 found 5 days ago
British Airways
Mon, 1 Dec - Sun, 7 Dec
SOF
Sofia
LHR
London
€126 Return, found 2 days ago
€126
Return
found 2 days ago
Select British Airways flight, departing Mon, 1 Dec from Sofia to London, returning Sun, 7 Dec, priced at €126 found 2 days ago
British Airways
Sat, 28 Feb - Wed, 4 Mar
SOF
Sofia
LHR
London
€127 Return, found 7 hours ago
€127
Return
found 7 hours ago
Select British Airways flight, departing Sat, 28 Feb from Sofia to London, returning Wed, 4 Mar, priced at €127 found 7 hours ago
British Airways
Wed, 4 Mar - Wed, 11 Mar
SOF
Sofia
LHR
London
€129 Return, found 15 hours ago
€129
Return
found 15 hours ago
Select British Airways flight, departing Wed, 4 Mar from Sofia to London, returning Wed, 11 Mar, priced at €129 found 15 hours ago
Aegean
Thu, 6 Nov - Wed, 12 Nov
SOF
Sofia
LHR
London
€162 Return, found 10 hours ago
€162
Return
found 10 hours ago
Select Aegean flight, departing Thu, 6 Nov from Sofia to London, returning Wed, 12 Nov, priced at €162 found 10 hours ago
LOT-Polish Airlines
Thu, 9 Oct - Wed, 15 Oct
SOF
Sofia
LHR
London
€176 Return, found 2 hours ago
€176
Return
found 2 hours ago
Select LOT-Polish Airlines flight, departing Thu, 9 Oct from Sofia to London, returning Wed, 15 Oct, priced at €176 found 2 hours ago
Air Serbia
Sat, 11 Oct - Sun, 12 Oct
SOF
Sofia
LHR
London
€177 Return, found 6 hours ago
€177
Return
found 6 hours ago
Select Air Serbia flight, departing Sat, 11 Oct from Sofia to London, returning Sun, 12 Oct, priced at €177 found 6 hours ago
Lufthansa
Sat, 25 Oct - Sun, 26 Oct
SOF
Sofia
LHR
London
€179 Return, found 4 days ago
€179
Return
found 4 days ago
Select Lufthansa flight, departing Sat, 25 Oct from Sofia to London, returning Sun, 26 Oct, priced at €179 found 4 days ago

Find the cheapest month to fly from Sofia (SOF) to London (LHR)

November is typically the cheapest month to fly

From €111 - €187 per traveller.

Graph displaying average flight prices per month

Sofia to London route information
Origin airport
Sofia
Destination airport
Heathrow
Airlines serving
Aegean, Air Baltic, Air France, Air Serbia, Austrian Airlines, British Airways, KLM, LOT-Polish Airlines, Lufthansa, Scandinavian Airlines, Swiss International Air Lines, Turkish Airlines
Return price
€116
Distance
2028 km
Average flight time
1 hour 30 mins

Perfect flights from Sofia to London

Embark on an unforgettable journey without breaking the bank with Expedia's incredible deals on cheap flights from Sofia to London. Whether you're aching for a romantic escape with your partner, craving an adventurous solo expedition, or yearning to immerse yourself in the local history and culture, we've got you covered.
 
Picture yourself strolling through the streets of London, surrounded by breathtaking architecture and absorbing the vibrant atmosphere of this captivating city. Indulge in the mouth-watering local specialties, from tantalizing street food to exquisite fine dining. With Expedia, you can experience all of this and more, without sacrificing your budget.
 
Our flexible Sofia to Heathrow ticket options cater to your travel preferences, with incredible one-way fares from €55 and roundtrip prices from €117. Whether you're planning a short city break or a longer adventure, our dynamic pricing ensures that you find the best deals for your journey.
 
But the magic doesn't stop there. Expedia offers a range of partner services to enhance your trip. Rent a car at Heathrow and explore London and its surrounding areas at your own pace. Discover hidden gems off the beaten path, and create unforgettable memories. We also provide a handpicked selection of accommodations, from charming bed and breakfasts to luxury hotels, ensuring that you have a comfortable and memorable stay.
 
Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support are designed to make your travel experience seamless and stress-free. So, why wait? Book your SOF to LHR travel arrangements today and embark on the journey of a lifetime in London.

Frequently asked questions

How much is a flight from Sofia Airport (SOF) to Heathrow Airport?
Start packing your suitcase, because round-trip flights between Sofia Airport (SOF) and Heathrow Airport start from €117. That's based on airfares listed within the last 7 days on Expedia for flights departing within the next year. Prices can go up quickly, so book now to secure the best deal. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Sofia Airport (SOF) to LHR?
The majority of flights can be cancelled online, but whether you incur a fee differs between airlines. If you do have to cancel your break, follow the easy instructions in the Customer Service Portal.
How do I find cheap flights from Sofia Intl. Airport to London Heathrow that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for SOF to LHR flights, you'll see a "no change fees" filter for you to select.
How many hours is the flight from Sofia Intl. Airport to Heathrow Airport (LHR)?
Consider bringing your own in-flight entertainment, as it takes an average of 5 hours and 28 minutes to reach Heathrow Airport from Sofia Airport (SOF). A set of noise-cancelling headphones will be useful too.
How far is the flight from Sofia Airport (SOF) to Heathrow Airport (LHR)?
Around 2,000 kilometres separates Sofia and Hounslow, so pack some entertainment to keep you busy for a few hours. That thrilling novel you've yet to start will be perfect.
Which airlines fly direct from Sofia Airport (SOF) to Heathrow Airport?
One airline that operates on the route from SOF to Heathrow Airport (LHR) is British Airways (BA). It offers 17 monthly flights. Another carrier operating on this route is Bulgaria Air (FB). You'll have 13 flights each month to take your pick of.
Are Sofia Intl. Airport to London Heathrow flight tickets cheaper when they're purchased at the last minute?
Booking last minute from Sofia Airport (SOF) to Heathrow Airport (LHR) can be hit-or-miss. It is possible to score a bargain, but you could also miss out entirely! If you'd prefer to start your travel planning early on, Expedia compares flight deals up to a year in advance. Just keep in mind that not all airlines list their prices that far in advance. Our top tip? Check back often as updates are made regularly.

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